use std::env;
fn main() {
let mut build = cc::Build::new();
build.file("libspng/spng.c");
if let Some(libz_include) = env::var_os("DEP_Z_INCLUDE") {
build.include(libz_include);
}
if cfg!(target_feature = "sse4.1") {
build.define("SPNG_SSE", Some("4"));
} else if cfg!(target_feature = "ssse3") {
build.define("SPNG_SSE", Some("3"));
}
build.compile("spng");
// DEP_SPNG_INCLUDE
println!("include=libspng");
println!("cargo:rustc-link-lib=z");
}